What is Digital Certificate in Network Security?
/ June 9, 2018

Digital certificates are a core component in the provision of secure data communications. Gaining an understanding of the nature, creation and operation as well as the variety of these certificates is an essential step for students of computer, information or network security. Digital Certificates provide a means of proving your identity in electronic transactions; much like a driver license or a passport does in face-to-face interactions. With a Digital Certificate, you can assure friends, business associates, and online services that the electronic information they receive from you are authentic. Basic Overview of Digital Certificate A Digital Certificate is an electronic “password” that allows a person, organization to exchange data securely over the Internet using the public key infrastructure (PKI). Digital Certificate is also known as a public key certificate or identity certificate. Digital certificates provide a mechanism to authenticate and secure information on open networks. Applications using this mechanism include secure email, secure web communications, digital signing of software files, smart card authentication, and encrypting file systems. Certificates are a key building block for providing security services within an IT infrastructure, usually referred to as a public key infrastructure (PKI). Such contexts support: the binding of public keys to entities the distribution of public key…

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